42 ENTOMOLOGICAL SOCIETY 



Hind wing without the black streak on median vein, the sub- 

 costal one present. 

 Fore wing with a black subcostal streak below from base 



to middle nigrosignella Hulst. 



Fore wing without such a streak. 



Hind wing with a black streak from base to beyond 



middle eliella Dyar, n. sp. 



Hind wing with an oval black spot on middle of costa, 



stigmella Dyar, n. sp. 

 Hind wing of male without black markings beneath. 



Fore wing of male below with a black subcostal streak from 



base to beyond middle caryivorella Ragonot. 



hebescella Hulst. 

 evanescentclla Dyar, n. sp. 

 Fore wing of male without such a streak. 



Fore wing white from base to beyond middle (male, 

 female) subcostally, cutting the inner line. 



kearfottella Dyar. 

 Thorax and base of fore wing white. . . .pallio.lella Ragonot. 



Thorax and base of fore wing gray nebulella Riley. 



Fore wing of male beneath without black sex-marks. 



Fore wing modified, the cell broad, veins 4-5 from a point distant 



from veins 2-3 malipennella Dyar, n. sp. 



Fore wing of male normal. 



Scale ridge of fore wing (male, female) edged with orange- 

 red or brown outwardly latifasciella Dyar, n. sp. 



normella Dyar, n. sp. 



Scale ridge edged with dark red rubrifasciclla Packard. 



comptoniella Hulst. 

 Scale ridge edged with dull clay-color or gray, 



caryce Grote. 

 betulella Hulst. 

 ^ Acrobasis angusella Grote. 



I have but a single specimen of this, a female bearing Dr. C. 

 V. Riley's number 376, Acr. juglandis, Hickory, June 12, 1871, 

 also Doctor Hulst's identification label, Acrobasis angusella 

 Grote. Mr. Grote's separation of this and the following 

 species (Papilio, i, p. 14, 1881) is pertinent and can not be 

 improved upon. 



Acrobasis demotella Grote. 



Four specimens are before me : A male, New Brighton, Pa., 

 June 5, 1902 (H. D. Merrick) ; three females, Tryon, N. C., 

 May 28, 1903 (W. F. Fiske) ; 2 miles west of St. Louis, Mo., 

 June, 1904 (Aug. Busck) ; the third presumably from Chicago, 



